Rename date methods in SearchCriteriaBuilders
* rename withFromEffectiveStartDate to fromEffectiveStartDate,
withToEffectiveStartDate to toEffectiveStartDate in
RadiologyOrderSearchCriteria.java
* rename withFromDate to fromDate, withToDate to toDate in
RadiologyReportSearchCriteria.java
* modify construction of RadiologyReportSearchCriteria
* extand javadocs of search criteria classes
* fix report date filter bug